a bomb blast in eastern afghanistan leaves three nato service members dead. at this hour, the victim's nationalities are being withheld. this comes on the heels of a weekend attack that left another nato soldier dead, killed by a man dressed in an afghan army uniform. it happened when david petraeus handed over control. it shows petraeus transferring power to lieutenant general john allen. in september, petraeus will become director of the c.i.a. and another bus tour crashing. this one leaving at least two people dead. it happened about 55 miles south of rochester, new york. the bus was on its way from washington, d.c. to niagara falls when the driver lost control, veered down a grassy embankment into the woods. 35 passengers are hurt. four of them are in critical condition. early reports indicate a tire blowout might have caused that crash. and the video is incredible and horrifying at the same time. a look at what happened, a stage collapse at a cheap trick concert and it was all caught on camera. it happened during a thunderstorm at the ottawa blues fest.